CN103532558B - 具有多种adc模式的混合模/数转换器 - Google Patents
具有多种adc模式的混合模/数转换器 Download PDFInfo
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- CN103532558B CN103532558B CN201310268013.2A CN201310268013A CN103532558B CN 103532558 B CN103532558 B CN 103532558B CN 201310268013 A CN201310268013 A CN 201310268013A CN 103532558 B CN103532558 B CN 103532558B
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
- H03M1/145—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit the steps being performed sequentially in series-connected stages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
- H04N25/78—Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/34—Analogue value compared with reference values
- H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
- H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
- H03M1/466—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter using switched capacitors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/50—Analogue/digital converters with intermediate conversion to time interval
- H03M1/56—Input signal compared with linear ramp
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/543,470 US8933385B2 (en) | 2012-07-06 | 2012-07-06 | Hybrid analog-to-digital converter having multiple ADC modes |
US13/543,470 | 2012-07-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103532558A CN103532558A (zh) | 2014-01-22 |
CN103532558B true CN103532558B (zh) | 2016-12-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310268013.2A Active CN103532558B (zh) | 2012-07-06 | 2013-06-28 | 具有多种adc模式的混合模/数转换器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8933385B2 (zh) |
CN (1) | CN103532558B (zh) |
TW (1) | TWI473436B (zh) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8730081B2 (en) * | 2012-03-19 | 2014-05-20 | Omnivision Technologies, Inc. | Calibration in multiple slope column parallel analog-to-digital conversion for image sensors |
US9083232B1 (en) * | 2014-01-23 | 2015-07-14 | Texas Instruments Incorporated | Input offset control |
WO2016029858A1 (en) * | 2014-08-28 | 2016-03-03 | Mediatek Inc. | Hybrid analog-to-digital converter using digital slope analog-to-digital converter and related hybrid analog-to-digital conversion method thereof |
CN104506194B (zh) * | 2014-12-11 | 2017-12-01 | 复旦大学 | 用于列并行两步式模数转换器的共享型有源斜坡转换电路 |
US10306169B2 (en) | 2015-02-06 | 2019-05-28 | Rambus Inc. | Image sensor with oversampled column output |
US9554074B2 (en) * | 2015-04-16 | 2017-01-24 | Omnivision Technologies, Inc. | Ramp generator for low noise image sensor |
KR101670440B1 (ko) * | 2015-05-07 | 2016-10-28 | 고려대학교 산학협력단 | 저전력 고속 축차 비교형 아날로그 디지털 변환기 및 그 변환 방법 |
US9819890B2 (en) | 2015-08-17 | 2017-11-14 | Omnivision Technologies, Inc. | Readout circuitry to mitigate column fixed pattern noise of an image sensor |
TWI577087B (zh) * | 2015-08-26 | 2017-04-01 | 宏碁股份有限公司 | 通訊裝置 |
WO2017058874A1 (en) * | 2015-09-28 | 2017-04-06 | Board Of Regents, The University Of Texas System | Statistical estimation-based noise reduction technique for low power successive approximation register analog-to-digital converters |
US9444481B1 (en) * | 2015-10-19 | 2016-09-13 | Texas Instruments Incorporated | Analog to digital converter |
TWI600132B (zh) * | 2015-11-19 | 2017-09-21 | 矽品精密工業股份有限公司 | 電子封裝件及其製法 |
JP6736871B2 (ja) * | 2015-12-03 | 2020-08-05 | セイコーエプソン株式会社 | 回路装置、発振器、電子機器及び移動体 |
TWI572145B (zh) * | 2016-03-02 | 2017-02-21 | 國立臺灣大學 | 類比數位轉換系統及轉換方法 |
US10998914B2 (en) | 2016-06-10 | 2021-05-04 | Analog Devices International Unlimited Company | Multi-stage conversion analog-to-digital converter |
US10079990B2 (en) * | 2016-09-27 | 2018-09-18 | Omnivision Technologies, Inc. | Comparator for double ramp analog to digital converter |
US10203807B2 (en) | 2017-03-20 | 2019-02-12 | Microsoft Technology Licensing, Llc | Method for sampling output from a grid based digitizer sensor |
CN107196657A (zh) * | 2017-04-24 | 2017-09-22 | 天津大学 | 单斜和逐次逼近相结合的列级模数转换器 |
US10404264B2 (en) | 2017-09-11 | 2019-09-03 | Analog Devices, Inc. | Method of performing analog-to-digital conversion |
JP7039236B2 (ja) * | 2017-09-29 | 2022-03-22 | キヤノン株式会社 | 逐次比較型ad変換器、撮像装置、撮像システム、移動体 |
US10084469B1 (en) * | 2017-12-19 | 2018-09-25 | Silicon Laboratories Inc. | Control system and method for a configurable analog to digital converter |
US10181861B1 (en) * | 2017-12-29 | 2019-01-15 | Texas Instruments Incorporated | Reference voltage control circuit for a two-step flash analog-to-digital converter |
US10432213B1 (en) * | 2018-07-08 | 2019-10-01 | Shenzhen GOODIX Technology Co., Ltd. | Successive approximation register (SAR) analog to digital converter (ADC) with overlapping reference voltage ranges |
US10291251B1 (en) | 2018-09-21 | 2019-05-14 | Semiconductor Components Industries, Llc | Imaging systems with sub-radix-2 charge sharing successive approximation register (SAR) analog-to-digital converters |
CN109977458B (zh) * | 2019-02-03 | 2021-04-30 | 北京大学 | 一种混合模数转换器 |
KR102668346B1 (ko) | 2019-03-06 | 2024-05-21 | 삼성전자주식회사 | 이미지 센서 및 그 동작 방법 |
CN111741159B (zh) * | 2019-03-15 | 2021-08-06 | 昇佳电子股份有限公司 | 感测讯号的运算方法 |
US11240456B2 (en) * | 2019-06-14 | 2022-02-01 | Omnivision Technologies, Inc. | Column amplifier reset circuit |
US11196949B2 (en) * | 2019-10-02 | 2021-12-07 | Omnivision Technologies, Inc. | Subrange ADC for image sensor |
US11551759B2 (en) * | 2020-04-30 | 2023-01-10 | Qualcomm Incorporated | Voltage offset for compute-in-memory architecture |
US11659302B1 (en) * | 2021-12-02 | 2023-05-23 | Omnivision Technologies, Inc. | Differential subrange ADC for image sensor |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999039439A1 (en) * | 1998-02-02 | 1999-08-05 | Motorola Inc. | Signal conditioning circuit including a combined adc/dac, sensor system, and method therefor |
EP1043840A2 (en) * | 1999-03-22 | 2000-10-11 | Pixim Incorporated | Methods for simultaneous analog-to-digital conversion and multiplication |
CN101388668A (zh) * | 2007-09-11 | 2009-03-18 | 三星电子株式会社 | 用于模拟到数字转换的伪多采样方法、系统和装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7205921B1 (en) | 2006-03-27 | 2007-04-17 | Intel Corporation | Hybrid analog-to-digital converter |
GB0902822D0 (en) | 2009-02-19 | 2009-04-08 | Cmosis Nv | Analog-to-digital conversation in pixel arrays |
US7812757B1 (en) | 2009-06-12 | 2010-10-12 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Hybrid analog-to-digital converter (ADC) with binary-weighted-capacitor sampling array and a sub-sampling charge-redistributing array for sub-voltage generation |
JP5251777B2 (ja) * | 2009-07-30 | 2013-07-31 | ソニー株式会社 | 固体撮像素子およびカメラシステム |
JP2011041205A (ja) * | 2009-08-18 | 2011-02-24 | Panasonic Corp | 電圧発生回路、デジタルアナログ変換器、ランプ波発生回路、アナログデジタル変換器、イメージセンサシステム及び電圧発生方法 |
EP2296280B1 (en) * | 2009-09-10 | 2012-12-19 | Stichting IMEC Nederland | Asynchronous SAR ADC |
JP2012019410A (ja) * | 2010-07-08 | 2012-01-26 | Toshiba Corp | 固体撮像装置 |
EP2421155B1 (en) * | 2010-08-02 | 2013-07-03 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | A hybrid analog-to-digital converter, an image sensor and a method for providing a plurality of ditigal signals |
US8294607B2 (en) * | 2010-10-29 | 2012-10-23 | General Electric Company | Multichannel digitizer and method of digitizing |
US9450596B2 (en) * | 2011-05-09 | 2016-09-20 | Semiconductor Components Industries, Llc | Ramp and successive approximation register analog to digital conversion methods, systems and apparatus |
-
2012
- 2012-07-06 US US13/543,470 patent/US8933385B2/en active Active
- 2012-08-15 TW TW101129626A patent/TWI473436B/zh active
-
2013
- 2013-06-28 CN CN201310268013.2A patent/CN103532558B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999039439A1 (en) * | 1998-02-02 | 1999-08-05 | Motorola Inc. | Signal conditioning circuit including a combined adc/dac, sensor system, and method therefor |
EP1043840A2 (en) * | 1999-03-22 | 2000-10-11 | Pixim Incorporated | Methods for simultaneous analog-to-digital conversion and multiplication |
CN101388668A (zh) * | 2007-09-11 | 2009-03-18 | 三星电子株式会社 | 用于模拟到数字转换的伪多采样方法、系统和装置 |
Also Published As
Publication number | Publication date |
---|---|
US20140008515A1 (en) | 2014-01-09 |
US8933385B2 (en) | 2015-01-13 |
CN103532558A (zh) | 2014-01-22 |
TWI473436B (zh) | 2015-02-11 |
TW201404047A (zh) | 2014-01-16 |
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